/* ==========================================================================
   绳结馆 · 亮色书城设计系统
   签名元素：绳（双钱结 logo / 封面绳带 / 分隔绳线）
   ========================================================================== */

:root {
  /* 纸与墨 */
  --paper: #f7f5ef;
  --paper-deep: #efece2;
  --card: #ffffff;
  --ink: #23201a;
  --ink-soft: #4a453b;
  --muted: #837c6d;
  --line: #e8e3d7;
  --line-2: #d8d2c2;

  /* 主色：靛蓝（价格、主按钮） */
  --brand: #2a4b7c;
  --brand-deep: #1f3a63;
  --brand-soft: #eef2f8;

  /* 辅色：麻绳棕 / 朱砂 / 缂金 */
  --rope: #b3885a;
  --rope-deep: #8f6a3f;
  --rope-soft: #f3ead9;
  --seal: #b5382c;
  --gold: #b5892f;
  --ok: #2e7d52;
  --ok-soft: #edf6f0;
  --err: #b5382c;
  --err-soft: #fbf0ee;

  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;

  --radius: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px rgba(35, 32, 26, .07);
  --shadow-md: 0 6px 24px rgba(35, 32, 26, .10);
  --shadow-lg: 0 18px 44px rgba(35, 32, 26, .16);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font-family: inherit; }
img, svg { display: block; }

:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* --------------------------------------------------------------------------
   顶栏
   -------------------------------------------------------------------------- */

.top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.top-inner, .wrap, .foot-inner {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

.top-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 60px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  flex-shrink: 0;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 26px; height: 26px; color: var(--rope-deep); }
.brand-name {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .06em;
}
.brand-tag {
  font-size: 10px;
  letter-spacing: .22em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 2px;
}
.brand-col { display: flex; flex-direction: column; line-height: 1.1; }

.topnav {
  display: flex;
  align-items: stretch;
  gap: 6px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
}
.topnav::-webkit-scrollbar { display: none; }
.topnav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0 4px;
  height: 60px;
  color: var(--ink-soft);
  font-size: 15px;
  white-space: nowrap;
}
.topnav a:hover { color: var(--ink); text-decoration: none; }
.topnav a.on { color: var(--brand); font-weight: 600; }
.topnav a.on::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--rope);
  border-radius: 2px 2px 0 0;
}

.top-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.top-right > a { color: var(--ink-soft); font-size: 14px; }
.top-right form { margin: 0; }

.pts {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 4px 10px;
  background: var(--rope-soft);
  border: 1px solid #e5d5b8;
  border-radius: 999px;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 650;
  color: var(--ink);
}
.pts em { font-style: normal; font-size: 11px; font-weight: 500; color: var(--rope-deep); }

/* --------------------------------------------------------------------------
   主体布局
   -------------------------------------------------------------------------- */

.wrap {
  flex: 1;
  padding-top: 8px;
  padding-bottom: 56px;
}

/* Hero：纸色横幅 + 宋体标题 + 绳线下划 */
.hero {
  padding: 46px 0 26px;
  max-width: 660px;
  animation: rise .5s ease both;
}
.hero.compact { padding: 34px 0 14px; }
@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--rope-deep);
  margin: 0 0 12px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--rope);
}
.hero h1 {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: .01em;
  margin: 0 0 12px;
}
.hero p { color: var(--muted); margin: 0 0 20px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* 绳结分隔标题 */
.sec-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 30px 0 6px;
}
h2.sec {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  margin: 26px 0 14px;
  color: var(--ink);
}
h2.sec::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--line-2), transparent);
}
h2.sec::before {
  content: "";
  width: 7px;
  height: 7px;
  border: 2px solid var(--rope);
  border-radius: 50%;
  flex-shrink: 0;
}
h2.sec .sec-more {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  font-family: var(--sans);
}
h2.sec .sec-more:hover { color: var(--brand); text-decoration: none; }
.muted { color: var(--muted); font-size: 14px; }
.hint { font-size: 12px; color: #9a927f; }
.cost { color: var(--ink-soft); font-size: 14px; margin: 0; }

/* --------------------------------------------------------------------------
   按钮
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--line-2);
  background: var(--card);
  color: var(--ink);
  padding: 9px 18px;
  font-size: 14px;
  border-radius: 8px;
  cursor: pointer;
  line-height: 1.35;
  transition: background .15s, border-color .15s, box-shadow .15s, transform .15s;
}
.btn:hover { background: var(--paper-deep); text-decoration: none; color: var(--ink); }
.btn.solid { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.solid:hover { background: var(--brand-deep); border-color: var(--brand-deep); color: #fff; }
.btn.gold {
  background: linear-gradient(135deg, #c9a24b, var(--gold));
  border-color: var(--gold);
  color: #fff;
}
.btn.gold:hover { background: linear-gradient(135deg, #bd953f, #a67c28); border-color: #a67c28; color: #fff; }
.btn.ghost { background: transparent; color: var(--muted); border-color: transparent; }
.btn.ghost:hover { background: var(--paper-deep); color: var(--ink); }
.btn.sm { padding: 5px 12px; font-size: 13px; border-radius: 7px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.danger { color: var(--seal); border-color: #e5c4c0; }
.btn.danger:hover { background: var(--err-soft); }

/* --------------------------------------------------------------------------
   筛选工具条（时代胶囊 + 搜索）
   -------------------------------------------------------------------------- */

.toolbar {
  margin: 14px 0 22px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}
.pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink-soft);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: all .15s;
}
.pill:hover { border-color: var(--rope); color: var(--rope-deep); }
.pill input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.pill input:checked {
  background: var(--ink);
}
.pill:has(input:checked),
a.pill.on {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
  font-weight: 600;
}
a.pill { text-decoration: none; }
a.pill:hover { text-decoration: none; }
.search {
  display: flex;
  gap: 8px;
  margin-left: auto;
  flex: 0 1 320px;
  min-width: 220px;
}
.search input {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
}
.search input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(42, 75, 124, .12);
}
.search .btn { border-radius: 999px; padding: 7px 16px; }

/* --------------------------------------------------------------------------
   封面（签名元素：被绳捆好的书）
   -------------------------------------------------------------------------- */

.cover {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: 6px 10px 10px 6px;
  overflow: hidden;
  background: linear-gradient(155deg, var(--cv-a, #33393f), var(--cv-b, #1f242a));
  color: var(--cv-ink, #f2ede2);
  box-shadow: inset 3px 0 8px rgba(0, 0, 0, .28), var(--shadow-sm);
}
.cover::before {
  /* 书脊高光 */
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 7px;
  background: linear-gradient(to right, rgba(0, 0, 0, .38), rgba(255, 255, 255, .06) 55%, transparent);
}
.cover::after {
  /* 顶部微光 */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 60% at 20% 0%, rgba(255, 255, 255, .10), transparent 60%);
}
.cover-rope {
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: 31%;
  height: 11px;
  transform: rotate(-9deg);
  background: repeating-linear-gradient(
    92deg,
    #c99f6b 0 5px,
    var(--rope) 5px 9px,
    #96703f 9px 11px
  );
  border-radius: 6px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, .35), 0 -1px 2px rgba(0, 0, 0, .2);
  z-index: 3;
}
.cover-rope::after {
  /* 绳结疙瘩 */
  content: "";
  position: absolute;
  right: 18%;
  top: 50%;
  width: 15px;
  height: 15px;
  transform: translateY(-50%) rotate(24deg);
  border-radius: 4px;
  background: repeating-linear-gradient(60deg, #c99f6b 0 4px, var(--rope-deep) 4px 7px);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .4);
}
.cover-title {
  position: absolute;
  top: 12px;
  right: 13px;
  z-index: 2;
  writing-mode: vertical-rl;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: .16em;
  max-height: 58%;
  overflow: hidden;
  text-shadow: 0 1px 6px rgba(0, 0, 0, .45);
}
.cover-kind {
  position: absolute;
  top: 10px;
  left: 12px;
  z-index: 2;
  font-size: 10px;
  letter-spacing: .12em;
  padding: 2px 7px;
  border: 1px solid rgba(255, 255, 255, .38);
  border-radius: 4px;
  color: rgba(255, 255, 255, .82);
  backdrop-filter: blur(2px);
}
.cover-seal {
  position: absolute;
  left: 12px;
  bottom: 11px;
  z-index: 2;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  background: var(--seal);
  color: #f7ede4;
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 700;
  border-radius: 5px;
  transform: rotate(-4deg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .35), inset 0 0 0 1.5px rgba(255, 255, 255, .28);
}
.cover-foot {
  position: absolute;
  left: 46px;
  right: 34px;
  bottom: 16px;
  z-index: 2;
  font-size: 10.5px;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .68);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 时代 → 封面色 */
.era-city    { --cv-a: #22335a; --cv-b: #101c33; --cv-ink: #eef1f7; }
.era-minguo  { --cv-a: #55432c; --cv-b: #2e2414; --cv-ink: #f4ecdc; }
.era-war     { --cv-a: #64221d; --cv-b: #38110e; --cv-ink: #f6ebe4; }
.era-ancient { --cv-a: #3a3a5e; --cv-b: #201f38; --cv-ink: #efeaf6; }
.era-fantasy { --cv-a: #1e5049; --cv-b: #11322d; --cv-ink: #e9f3ee; }

/* 详情页大封面 */
.cover-lg {
  border-radius: 6px 14px 14px 6px;
  box-shadow: inset 4px 0 10px rgba(0, 0, 0, .3), var(--shadow-lg);
}
.cover-lg .cover-title { font-size: 26px; top: 18px; right: 18px; max-height: 62%; }
.cover-lg .cover-seal { width: 36px; height: 36px; font-size: 19px; left: 16px; bottom: 16px; }
.cover-lg .cover-foot { font-size: 12px; left: 62px; bottom: 22px; }
.cover-lg .cover-rope { height: 14px; }

/* --------------------------------------------------------------------------
   书卡与书架
   -------------------------------------------------------------------------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(196px, 1fr));
  gap: 22px 18px;
  margin: 18px 0 8px;
}

.card {
  display: flex;
  flex-direction: column;
  background: transparent;
  color: inherit;
  border-radius: var(--radius);
  transition: transform .18s ease;
}
.card:hover { text-decoration: none; transform: translateY(-3px); }
.card .cover { box-shadow: inset 3px 0 8px rgba(0,0,0,.28), var(--shadow-md); }
.card:hover .cover { box-shadow: inset 3px 0 8px rgba(0,0,0,.28), var(--shadow-lg); }
.card h3 {
  font-family: var(--serif);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.45;
  margin: 10px 2px 4px;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card .meta {
  font-size: 11.5px;
  color: var(--muted);
  margin: 0 2px 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card p {
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.6;
  flex: 1;
  margin: 0 2px 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-foot {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 12px;
  color: var(--muted);
  margin: 0 2px;
  font-variant-numeric: tabular-nums;
}
.price { color: var(--brand); font-weight: 700; font-size: 13.5px; }

/* 小号封面（书架网格） */
.card.slim { flex-direction: row; gap: 12px; align-items: stretch; }
.card.slim .cover {
  width: 74px;
  flex: 0 0 74px;
  align-self: flex-start;
}
.card.slim .slim-body { flex: 1; min-width: 0; padding-top: 2px; }
.card.slim h3 { margin: 0 0 4px; font-size: 14px; }
.card.slim .meta { margin-bottom: 0; }

/* --------------------------------------------------------------------------
   面板 / 表单
   -------------------------------------------------------------------------- */

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

form.stack { display: grid; gap: 15px; max-width: 680px; }
label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-soft);
}
input[type="text"], input[type="password"], input[type="number"], select, textarea {
  background: var(--card);
  border: 1px solid var(--line-2);
  color: var(--ink);
  padding: 9px 12px;
  font-family: inherit;
  font-size: 15px;
  width: 100%;
  border-radius: 8px;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(42, 75, 124, .12);
}
textarea { min-height: 110px; resize: vertical; }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.empty {
  background: var(--card);
  border: 1px dashed var(--line-2);
  border-radius: var(--radius-lg);
  padding: 40px 20px;
  text-align: center;
  color: var(--muted);
}

.pager {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-top: 26px;
  font-size: 14px;
  color: var(--muted);
}
.pager a {
  padding: 6px 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink-soft);
}
.pager a:hover { border-color: var(--brand); color: var(--brand); text-decoration: none; }

/* --------------------------------------------------------------------------
   作品详情页
   -------------------------------------------------------------------------- */

.work-head {
  display: flex;
  gap: 32px;
  padding: 34px 0 26px;
  animation: rise .45s ease both;
}
.work-head .cover-lg { width: 208px; flex-shrink: 0; }
.work-info { flex: 1; min-width: 0; padding-top: 6px; }
.work-info h1 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 10px;
  line-height: 1.35;
}
.work-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 14px;
}
.chip {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--paper-deep);
  border: 1px solid var(--line);
  color: var(--ink-soft);
}
.chip.gold { background: var(--rope-soft); border-color: #e5d5b8; color: var(--rope-deep); }
.chip.blue { background: var(--brand-soft); border-color: #d4deed; color: var(--brand); }
.work-info .desc {
  color: var(--ink-soft);
  margin: 0 0 18px;
  max-width: 560px;
}
.work-stat {
  display: flex;
  gap: 22px;
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.work-stat b { color: var(--ink); font-size: 15px; margin-right: 3px; }
.buy-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.buy-note { font-size: 12px; color: var(--muted); }
.price-field { display: inline-flex; align-items: center; gap: 7px; }
.price-field input { width: 110px; }
.price-field em, .price-field i { font-style: normal; font-size: 12.5px; color: var(--muted); }

/* 阅读器 */
.reader {
  max-width: 760px;
  margin: 10px auto 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 44px 52px 56px;
}
.reader > h1 {
  font-family: var(--serif);
  font-size: 26px;
  margin: 0 0 6px;
}
.reader .by {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 28px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.chapter { margin: 0 0 44px; }
.chapter h2 {
  font-family: var(--serif);
  font-size: 19px;
  margin: 0 0 4px;
}
.chapter .wc { font-size: 12px; color: #9a927f; margin-bottom: 16px; }
.prose {
  white-space: pre-wrap;
  font-family: var(--serif);
  font-size: 16.5px;
  line-height: 2.05;
  color: var(--ink);
}
.paywall {
  margin: 8px 0 16px;
  padding: 34px 24px;
  text-align: center;
  background: linear-gradient(180deg, var(--paper-deep), var(--card));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}
.paywall h3 {
  font-family: var(--serif);
  font-size: 18px;
  margin: 0 0 6px;
}
.paywall p { color: var(--muted); font-size: 13.5px; margin: 0 0 16px; }

.stamp {
  display: inline-block;
  vertical-align: middle;
  margin-left: 10px;
  padding: 1px 8px;
  font-size: 11px;
  font-weight: 500;
  color: var(--seal);
  border: 1px solid rgba(181, 56, 44, .45);
  border-radius: 4px;
  transform: rotate(-2deg) translateY(-2px);
  background: rgba(181, 56, 44, .05);
}

.outline-card {
  max-width: 760px;
  margin: 0 auto 22px;
}
.prose-small {
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   商城
   -------------------------------------------------------------------------- */

.shop-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 10px 0 26px;
}
.shop-col, .shop-members {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.shop-head { margin-bottom: 16px; }
.shop-head h2 { margin: 0 0 4px; font-family: var(--serif); font-size: 18px; }
.shop-head p { margin: 0; color: var(--muted); font-size: 13px; }

.packs { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.pack {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 14px 14px;
  background: var(--card);
  display: grid;
  gap: 2px;
  justify-items: start;
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.pack:hover { border-color: var(--rope); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.pack b {
  font-family: var(--serif);
  font-size: 26px;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.pack em { font-style: normal; color: var(--muted); font-size: 13px; margin: 2px 0 12px; }
.pack-kicker {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--rope-deep);
}
.pack-tag {
  position: absolute;
  top: -9px;
  right: 12px;
  background: var(--seal);
  color: #fff;
  font-size: 10.5px;
  letter-spacing: .1em;
  padding: 2px 9px;
  border-radius: 999px;
}
.pack .btn { width: 100%; }

.pay-pick {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 0 22px;
  padding: 12px 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.pay-pick > strong { font-size: 13px; color: var(--ink-soft); margin-right: 2px; }

.member-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.member-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  overflow: hidden;
}
.member-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--rope));
}
.member-card h3 { margin: 2px 0 4px; font-family: var(--serif); font-size: 19px; }
.member-price { font-size: 24px; font-weight: 700; margin: 0 0 12px; font-variant-numeric: tabular-nums; }
.member-price small { font-size: 13px; font-weight: 500; color: var(--muted); }
.member-card ul { margin: 0 0 16px; padding-left: 18px; color: var(--ink-soft); font-size: 13px; }
.member-card li { margin: 4px 0; }
.locked-box {
  border: 1px dashed var(--line-2);
  border-radius: var(--radius);
  padding: 26px 16px;
  text-align: center;
  color: var(--muted);
}
.locked-box p { margin: 0 0 10px; }

/* --------------------------------------------------------------------------
   生成页
   -------------------------------------------------------------------------- */

.gen-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(260px, 1fr);
  gap: 20px;
  align-items: start;
  margin: 12px 0;
}
.gen-layout form.stack { max-width: none; }
.gen-side {
  position: sticky;
  top: 84px;
  display: grid;
  gap: 14px;
}
.cost-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.cost-card h3 {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .06em;
}
.cost-big {
  font-family: var(--serif);
  font-size: 38px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--brand);
  font-variant-numeric: tabular-nums;
}
.cost-big small { font-size: 14px; color: var(--muted); font-weight: 500; margin-left: 6px; }
.cost-detail {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line-2);
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.8;
}
.balance-line {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--ink-soft);
  padding: 10px 14px;
  background: var(--rope-soft);
  border: 1px solid #e5d5b8;
  border-radius: var(--radius);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   个人中心
   -------------------------------------------------------------------------- */

.me-head {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 30px 0 20px;
}
.avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--brand), var(--brand-deep));
  color: #fff;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 700;
  flex-shrink: 0;
}
.me-head h1 {
  font-family: var(--serif);
  font-size: 24px;
  margin: 0 0 4px;
}
.me-head .sub { color: var(--muted); font-size: 13.5px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin: 6px 0 10px;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
}
.stat span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 2px; }
.stat b { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat.hot b { color: var(--brand); }

/* --------------------------------------------------------------------------
   表格
   -------------------------------------------------------------------------- */

.table-wrap {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
  margin: 12px 0 8px;
}
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
table.data th, table.data td {
  border-bottom: 1px solid var(--line);
  padding: 11px 16px;
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}
table.data td.wrap-cell { white-space: normal; }
table.data th {
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  background: #faf8f3;
}
table.data tr:last-child td { border-bottom: 0; }
table.data tr:hover td { background: #fcfbf7; }

.badge {
  display: inline-block;
  padding: 1px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  background: var(--paper-deep);
  color: var(--ink-soft);
}
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.err { background: var(--err-soft); color: var(--err); }
.badge.blue { background: var(--brand-soft); color: var(--brand); }

.row-inline {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}
.row-inline form { margin: 0; display: inline-flex; }
.mono {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 12px;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   后台
   -------------------------------------------------------------------------- */

.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

.admin-nav {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin: 4px 0 20px;
  padding: 5px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  width: fit-content;
  box-shadow: var(--shadow-sm);
}
.admin-nav a {
  color: var(--muted);
  padding: 6px 14px;
  border-radius: 7px;
  font-size: 14px;
}
.admin-nav a:hover { text-decoration: none; color: var(--ink); background: var(--paper-deep); }
.admin-nav a.on { color: #fff; background: var(--brand); }

.pack-rows { display: grid; gap: 10px; margin: 12px 0; }
.pack-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  align-items: end;
}

/* --------------------------------------------------------------------------
   登录 / 注册
   -------------------------------------------------------------------------- */

.auth-box {
  max-width: 420px;
  margin: 52px auto 40px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 34px 32px 28px;
  text-align: center;
}
.auth-box .auth-mark {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: var(--rope-soft);
  border: 1px solid #e5d5b8;
}
.auth-box .auth-mark svg { width: 24px; height: 24px; color: var(--rope-deep); }
.auth-box h1 {
  font-family: var(--serif);
  font-size: 24px;
  margin: 0 0 6px;
}
.auth-box .lead { color: var(--muted); font-size: 13.5px; margin: 0 0 22px; }
.auth-box form { text-align: left; }
.auth-box .hint { text-align: center; margin-top: 16px; }

/* --------------------------------------------------------------------------
   弹窗（flash）
   -------------------------------------------------------------------------- */

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(35, 32, 26, .42);
  display: grid;
  place-items: center;
  z-index: 90;
  padding: 20px;
  animation: fade .2s ease both;
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.modal {
  width: min(420px, 100%);
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 24px 22px 20px;
  box-shadow: var(--shadow-lg);
  animation: rise .25s ease both;
}
.modal-kind {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 7px;
}
.modal-kind::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--rope);
}
.modal-kind.ok::before { background: var(--ok); }
.modal-kind.error::before { background: var(--seal); }
.modal-msg { margin: 0 0 20px; font-size: 15.5px; line-height: 1.65; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }

/* --------------------------------------------------------------------------
   错误页
   -------------------------------------------------------------------------- */

.error-box {
  text-align: center;
  padding: 72px 20px 60px;
}
.error-code {
  font-family: var(--serif);
  font-size: 72px;
  font-weight: 700;
  color: var(--line-2);
  line-height: 1;
  margin-bottom: 8px;
}
.error-box h1 { font-family: var(--serif); font-size: 24px; margin: 0 0 8px; }
.error-box p { color: var(--muted); margin: 0 0 24px; }

/* --------------------------------------------------------------------------
   页脚
   -------------------------------------------------------------------------- */

footer.foot {
  border-top: 1px solid var(--line);
  background: var(--paper-deep);
  color: var(--muted);
  font-size: 12.5px;
  padding: 26px 0 30px;
}
.foot-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.foot-brand { display: flex; align-items: center; gap: 8px; color: var(--ink-soft); }
.foot-brand svg { width: 18px; height: 18px; color: var(--rope-deep); }
.foot-brand .brand-name { font-size: 15px; }
.foot-brand .brand-tag { margin-top: 0; }
.foot-note { max-width: 460px; line-height: 1.8; }
.foot-links { display: flex; gap: 16px; }
.foot-links a { color: var(--muted); }
.foot-links a:hover { color: var(--brand); }

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */

@media (max-width: 900px) {
  .admin-grid { grid-template-columns: 1fr; }
  .gen-layout { grid-template-columns: 1fr; }
  .gen-side { position: static; }
  .work-head { flex-direction: column; gap: 22px; }
  .work-head .cover-lg { width: 168px; }
}

@media (max-width: 800px) {
  .shop-grid { grid-template-columns: 1fr; }
  .member-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .top-inner {
    flex-wrap: wrap;
    padding-top: 10px;
    padding-bottom: 10px;
    gap: 10px 18px;
    min-height: 0;
  }
  .topnav { order: 3; flex-basis: 100%; }
  .topnav a { height: 42px; }
  .topnav a.on::after { bottom: 0; }
  .hero { padding: 28px 0 18px; }
  .hero h1 { font-size: 25px; }
  .fields { grid-template-columns: 1fr; }
  .search { margin-left: 0; flex-basis: 100%; }
  .reader { padding: 26px 20px 36px; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 18px 12px; }
  .cover-title { font-size: 16px; }
  .work-head { padding-top: 22px; }
}